Click through the slideshow to see photos of celebrities who have used cocaine.

Click through the slideshow to see photos of celebrities who have used cocaine.

Photo: AP2010

Click through the slideshow to see photos of celebrities who have... Photo-9278173.77764 - San Antonio Express-News

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Dennis Quaid went to rehab in 1988 for a habit he says started casually in the 70s. He's since called it the "greatest mistake," according to the LA Times.

Dennis Quaid went to rehab in 1988 for a habit he says started casually in the 70s. He's since called it the "greatest mistake," according to the LA Times.

Photo: Lorey Sebastian, Courtesy Photo

Dennis Quaid went to rehab in 1988 for a habit he says started... Photo-4066221.77764 - San Antonio Express-News

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Sir Elton John told the "Today" show: "I wasted such a big part of my life, when this
epidemic was beginning to happen in the early 1980s. And I was a drug addict
and self-absorbed." He has also said he was concerned he would end up like Whitney Houston because he did as much cocaine as she had. less

Sir Elton John told the "Today" show: "I wasted such a big part of my life, when this
epidemic was beginning to happen in the early 1980s. And I was a drug addict
and self-absorbed." He has also said he ... more

Robert Downey Jr. told "Rolling Stone" magazine that when he was down, he was really down. "Smoking dope and smoking coke, you are rendered defenseless. The only
way out of that hopeless state is intervention," he told the mag.

Robert Downey Jr. told "Rolling Stone" magazine that when he was down, he was really down. "Smoking dope and smoking coke, you are rendered defenseless. The only
way out of that hopeless state is ... more

In 2010, a man claiming to be actress Angeline Jolie's drug dealer publicly shared her use of cocaine and heroin. The actress in the past has admitted to several media outlets of her past drug use.

In 2010, a man claiming to be actress Angeline Jolie's drug dealer publicly shared her use of cocaine and heroin. The actress in the past has admitted to several media outlets of her past drug use.

Photo: Andreas Rentz, (Credit Too Long, See Caption)

In 2010, a man claiming to be actress Angeline Jolie's drug... Photo-5640444.77764 - San Antonio Express-News

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Drew Barrymore hit it big as Gertie in the movie "E.T. The Extraterrestrial" but by 12, she was already a full fledged drug addict, binging on coke, she has said in numerous interviews. She was in rehab by the age of 13. less

Drew Barrymore hit it big as Gertie in the movie "E.T. The Extraterrestrial" but by 12, she was already a full fledged drug addict, binging on coke, she has said in numerous interviews. She was in rehab by the ... more

Boy George was arrested and charged with cocaine possession in 2005. Photo-5725741.77764 - San Antonio Express-News

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Andy Dick drove his car into a Hollywood utility pole in 1999, and was charged with possession of cocaine, cannibis and drug paraphernalia, driving under the influence of alcohol/drugs and hit-and-run driving.
He later pleaded guilty to the felony of cocaine possession and two
other misdemeanor charges. less

Andy Dick drove his car into a Hollywood utility pole in 1999, and was charged with possession of cocaine, cannibis and drug paraphernalia, driving under the influence of alcohol/drugs and hit-and-run driving. ... more

Rapper 50 Cent was expelled from high school in the 10th grade for cocaine possession, later admitted he sold crack and has had several cocaine "scandals" during his time rapping.

Rapper 50 Cent was expelled from high school in the 10th grade for cocaine possession, later admitted he sold crack and has had several cocaine "scandals" during his time rapping.

Photo: Jason Merritt, Getty Images For Relativity Medi

Rapper 50 Cent was expelled from high school in the 10th grade for... Photo-1919939.77764 - San Antonio Express-News

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Singer Amy Winehouse went to treatment for use of cocaine and other illegal drugs in 2008, but died from binge drinking in 2011.

Singer Amy Winehouse went to treatment for use of cocaine and other illegal drugs in 2008, but died from binge drinking in 2011.

Photo: Brian Kersey, STR

Singer Amy Winehouse went to treatment for use of cocaine and other... Photo-1975750.77764 - San Antonio Express-News

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Actor Corey Haim, who appeared in the A&E reality TV show "The Two Coreys," and was in the 80s hits "Lost Boys" and "Lucas," died of an apparent overdose in 2010. While promoting his reality show, the actor said in an interview that he started with cocaine in the 80s and that led to crack later. less

Actor Corey Haim, who appeared in the A&E reality TV show "The Two Coreys," and was in the 80s hits "Lost Boys" and "Lucas," died of an apparent overdose in 2010. While promoting his reality show, the actor ... more

Photo: L. PIEF WEYMAN, AP Photo/Courtesy AETN, L. Pief Weyman

Actor Corey Haim, who appeared in the A&amp;E reality TV show... Photo-5725747.77764 - San Antonio Express-News

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Paris Hilton — seen here in her booking photo — was arrested after being stopped on the Las Vegas Strip in a black Cadillac Escalade by a police motorcycle officer who smelled marijuana smoke coming from the vehicle driven by Cy Waits, her boyfriend at the time. Hilton was charged with suspicion of felony cocaine possession after police found a small amount of cocaine in her purse. less

Paris Hilton — seen here in her booking photo — was arrested after being stopped on the Las Vegas Strip in a black Cadillac Escalade by a police motorcycle officer who smelled marijuana smoke coming from ... more

An autopsy report showed that cocaine was found in singer Whitney Houston's system when she died in 2012. Investigators also reported recovering a white, powdery substances from the hotel room where her body was found. less

An autopsy report showed that cocaine was found in singer Whitney Houston's system when she died in 2012. Investigators also reported recovering a white, powdery substances from the hotel room where her body ... more

Photo: AP

An autopsy report showed that cocaine was found in singer Whitney... Photo-2779423.77764 - San Antonio Express-News

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In 2009, The Insider scored an exclusive interview with Bobby Brown to get his reaction to ex-wife Whitney Houston's two-day Interview with Oprah in which she talked about his drug use. Brown said "Cocaine is a Helluva drug." less

In 2009, The Insider scored an exclusive interview with Bobby Brown to get his reaction to ex-wife Whitney Houston's two-day Interview with Oprah in which she talked about his drug use. Brown said "Cocaine is a ... more

Photo: Allen Berezovsky, Getty Images

In 2009, The Insider scored an exclusive interview with Bobby Brown... Photo-5725748.77764 - San Antonio Express-News

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Arrested in 2010 in Las Vegas, Bruno Mars was charged with felony cocaine possession. The charges were later dropped, but not before he admitted to doing the drug.

Arrested in 2010 in Las Vegas, Bruno Mars was charged with felony cocaine possession. The charges were later dropped, but not before he admitted to doing the drug.

Author Stephen King said he spent a good part of the 80s in a haze of drugs and alcohol, according to his biography. Of cocaine, he said, "One snort and cocaine owned me body and soul. It was my
on-switch, and it seemed like a really good, energizing drug."

Author Stephen King said he spent a good part of the 80s in a haze of drugs and alcohol, according to his biography. Of cocaine, he said, "One snort and cocaine owned me body and soul. It was my
on-switch, and ... more

Photo: Mark Lennihan, AP

Author Stephen King said he spent a good part of the 80s in a haze... Photo-1757209.77764 - San Antonio Express-News

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Actor Gary Busey overdosed on cocaine in 1995 and said he'd never touch
the drug again. He told Oprah, "Cocaine was my devil that I danced with in my life. The
devil has been sent away and now I dance with nothing but angels." less

Actor Gary Busey overdosed on cocaine in 1995 and said he'd never touch
the drug again. He told Oprah, "Cocaine was my devil that I danced with in my life. The
devil has been sent away and now I dance with ... more

Actor Gary Busey overdosed on cocaine in 1995 and said he'd... Photo-3263065.77764 - San Antonio Express-News

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A 2011 biography about David Bowie outlined the singer's rise to stardom and included details of his drug use, including cocaine.

A 2011 biography about David Bowie outlined the singer's rise to stardom and included details of his drug use, including cocaine.

Photo: DIMA GAVRYSH, AP

A 2011 biography about David Bowie outlined the singer's rise... Photo-3984568.77764 - San Antonio Express-News

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In 1995, when interviewing drug addicts on her own show, media mogul and actress Oprah Winfrey admitted to doing crack cocaine — for a man, no less. When the relationship ended so did her drug use, she said.

In 1995, when interviewing drug addicts on her own show, media mogul and actress Oprah Winfrey admitted to doing crack cocaine — for a man, no less. When the relationship ended so did her drug use, she said.

Photo: Evan Agostini, Associated Press

In 1995, when interviewing drug addicts on her own show, media... Photo-5024733.77764 - San Antonio Express-News

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Before he hit the big time as Tim Taylor on "Home Improvement," actor Tim Allen was busted for drug trafficking in 1978. He was arrested in a Michigan airport for possession with more than a pound of cocaine, and served nearly two and a half years in federal prison. less

Before he hit the big time as Tim Taylor on "Home Improvement," actor Tim Allen was busted for drug trafficking in 1978. He was arrested in a Michigan airport for possession with more than a pound of cocaine, ... more

Photo: Jason Merritt, Staff

Before he hit the big time as Tim Taylor on "Home... Photo-995664.77764 - San Antonio Express-News

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Aerosmith front man Steven Tyler wrote in his memoir that he spent some $20 million on cocaine in the 1970s and '80s, but later told Australia's "60 Minutes," that it was more like "5 or 6 [million]." "You could also say I snorted half of Peru, but, you know, it's what we did," he told the Australian TV show. less

Aerosmith front man Steven Tyler wrote in his memoir that he spent some $20 million on cocaine in the 1970s and '80s, but later told Australia's "60 Minutes," that it was more like "5 or 6 [million]." "You ... more

Aerosmith front man Steven Tyler wrote in his memoir that he spent... Photo-3072198.77764 - San Antonio Express-News

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Comedian and "Saturday Night Live" alum John Belushi — seen here in "Animal House" — shocked the world when he died of a cocaine and heroin overdose at the age of 33 in 1982.

Comedian and "Saturday Night Live" alum John Belushi — seen here in "Animal House" — shocked the world when he died of a cocaine and heroin overdose at the age of 33 in 1982.